Preface CHAPTER 1 Introduction 1-1 Introduction 1-2 What is Feedback and What are its Effects? 1-3 Types of Feedback Control Systems 1-4 Summary CHAPTER 2 Mathematical Foundation 2-1 Introduction 2-2 Laplace Transform 2-3 Inverse Laplace Transform by Partial-Fraction Expansion 2-4 Application of the Laplace Transform to the Solution of Linear Ordinary Differential Equations 2-5 Inpulse Response and Transfer Functions of Linear Systems 2-6 MATLAB Tools and Case Studies 2-7 Summary CHAPTER 3 Block Diagrams and Signal-Flow Graphs 3-1 Block Diagrams 3-2 Signal-Flow Graphs(SFGs) 3-3 State Diagram 3-4 MATLAB Tools and Case Studies 3-5 Summary CHAPTER 4 Modeling of Physical Systems 4-1 Introduction 4-2 Modeling of Electriacl Neworks 4-3 Modeling of Mechanical Systems Elements 4-4 Equations of Mechanical Systems 4-5 Sensors and Encoders in Control Systems 4-6 DC Motors in Control Systems 4-7 Linearization of Nonlinear Systems …… CHAPTER 5 State Variable Analysis CHAPTER 6 Stability of Linear Control Systems CHAPTER 7 Time-Domain Analysis of Control Systems CHAPTER 8 Root-Locus Technique CHAPTER 9 Frequency-Domain Analysis CHAPTER 10 Design of Control Systems CHAPTER 11 The Virtual Lab INDEX APPENDIX aNSWERS TO SELECTED PROBLEMS